Mass Extinction Can Be a Slow Event
February 7, 2012 | National Science Foundation
The deadliest mass extinction of all took a long time to kill 90 percent of... Who Becomes Dominant After a Mass Extinction?
May 3, 2013 | National Science Foundation
"These scientists have identified an outcome of mass extinctions--that species ecologically marginalized before the extinction... Asteroid Belts and the Development of Life
November 4, 2012 | NASA
"Solar systems with life-bearing planets may be rare if they are dependent on the presence... Antarctica: Ice Mass Decline
November 30, 2012 | NASA
Although a lot of media hype focused on an Antarctic sea ice increase early this... Coronal Mass Ejection Headed for Earth
March 7, 2012 | NOAA YouTube Channel
"On Tuesday, March 6, 2012, a large solar flare erupted from the Sun. Data from... How Do Rock Glaciers Work?
November 30, 2012 | Colorado Geological Survey on Facebook
Are rock glaciers a mass of moving ice covered with a surface of rocks or... The Most Difficult Drilling
March 21, 2012 | Sandia Labs
"Drilling for geothermal energy is still the most difficult drilling on a cost-per-foot basis,” [...]... What are Troglobites?
January 10, 2013 | Geology.com
Troglobites are small creatures that have adapted to a permanent life in a cave. They... | 
